JPS5084332A - - Google Patents

Info

Publication number
JPS5084332A
JPS5084332A JP49121877A JP12187774A JPS5084332A JP S5084332 A JPS5084332 A JP S5084332A JP 49121877 A JP49121877 A JP 49121877A JP 12187774 A JP12187774 A JP 12187774A JP S5084332 A JPS5084332 A JP S5084332A
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP49121877A
Other versions
JPS605311B2 (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS5084332A publication Critical patent/JPS5084332A/ja
Publication of JPS605311B2 publication Critical patent/JPS605311B2/ja
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D51/00—Making hollow objects
    • B21D51/16—Making hollow objects characterised by the use of the objects

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
JP49121877A 1973-11-20 1974-10-22 ボ−ルバツト用の金属胴体の製法 Expired JPS605311B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US417695 1973-11-20
US00417695A US3841130A (en) 1973-11-20 1973-11-20 Ball bat system

Publications (2)

Publication Number Publication Date
JPS5084332A true JPS5084332A (ja) 1975-07-08
JPS605311B2 JPS605311B2 (ja) 1985-02-09

Family

ID=23655038

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49121877A Expired JPS605311B2 (ja) 1973-11-20 1974-10-22 ボ−ルバツト用の金属胴体の製法

Country Status (2)

Country Link
US (1) US3841130A (ja)
JP (1) JPS605311B2 (ja)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4145048A (en) * 1975-11-26 1979-03-20 Basil Samuel C Concentric basketlike target game
US4417462A (en) * 1980-08-28 1983-11-29 Rockwell International Corporation Axle spindle and method for making the same
US4744136A (en) * 1985-10-22 1988-05-17 Ten Pro Corporation Process for manufacturing end weighted bats
US4961576A (en) * 1988-11-23 1990-10-09 Sandvik Special Metals Corporation Constant wall shaft with reinforced tip
US5074555A (en) * 1989-04-24 1991-12-24 Sandvik Special Metals Corp. Tapered wall shaft with reinforced tip
US5626050A (en) * 1994-12-08 1997-05-06 Aluminum Company Of America Method of making metal ball bats
US6344007B1 (en) 1996-02-02 2002-02-05 Spalding Sports Worldwide, Inc. Bat with high moment of inertia to weight ratio and method of fabrication
US6146291A (en) * 1997-08-16 2000-11-14 Nydigger; James D. Baseball bat having a tunable shaft
US5954602A (en) * 1998-10-02 1999-09-21 Demarini Sports, Inc. Bat end plug and method for making the same
US6443860B1 (en) 2000-08-11 2002-09-03 American Trim, Llc Knob for a metal ball bat
US6735998B2 (en) 2002-10-04 2004-05-18 George A. Mitchell Company Method of making metal ball bats
CN100540168C (zh) * 2004-03-22 2009-09-16 乔治·A·米切尔公司 制造金属球棒的方法
USD520576S1 (en) * 2004-09-27 2006-05-09 Aarmacs, Inc Circular strength training apparatus
US7377867B1 (en) 2005-05-23 2008-05-27 Rawlings Sporting Goods Company, Inc. Bat having a sleeve with holes
US7361106B1 (en) 2005-05-23 2008-04-22 Rawlings Sporting Goods Company, Inc. Bat having a sleeve with slots
US7294073B1 (en) 2005-05-23 2007-11-13 Miken Sports, Llc Bat having a sleeve with holes
JP2007050838A (ja) * 2005-08-19 2007-03-01 Yamaha Marine Co Ltd 船外機
US20110209802A1 (en) * 2010-03-01 2011-09-01 Chih-Feng Ho Method for processing steel tubes and the likes
US8517866B2 (en) * 2010-08-18 2013-08-27 Larry W. Williams Training bat

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2227817A (en) * 1938-06-03 1941-01-07 C O Two Fire Equipment Co Method of forming a container for high pressure fluid
US3691625A (en) * 1971-03-19 1972-09-19 Reynolds Metals Co Method of making ball bat metal body system
US3735463A (en) * 1971-11-04 1973-05-29 Amerola Prod Corp Method of forming tapered tubular members

Also Published As

Publication number Publication date
JPS605311B2 (ja) 1985-02-09
US3841130A (en) 1974-10-15

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